Division 5.3.1 The railF1 United Kingdom Repealed Original text. Later amendments are not shown. Lines of categories I, II and III 5.3.1.1Railhead profile 5.3.1.2Design linear mass 5.3.1.3Steel grade Annotations Textual amendments F1 Repealed by Commission Regulation (EU) No 1299/2014 of 18 November 2014 on the technical specifications for interoperability relating to the ‘infrastructure’ subsystem of the rail system in the European Union (Text with EEA relevance). ← Division 5.3 Division 5.3.1 Division →